---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37695 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 66G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 694 9139 4 6154 14952 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:96:5b:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84762sec preferred_lft 84762sec inet6 fe80::f816:3eff:fe96:5b0b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:40:97:d3:e3:95 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-37695) 08/15/26 _x86_64_ (4 CPU) 02:34:15 LINUX RESTART (4 CPU) 02:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:05 11.56 0.02 9.82 1.73 0.55 848.11 27523.87 03:00:05 37.34 0.20 32.71 4.44 5.99 8380.00 29672.06 Average: 24.45 0.11 21.25 3.08 3.26 4611.83 28597.33 02:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:05 9331916 12979656 2978448 18.19 127400 3639888 3260888 18.72 691468 5947132 388 03:00:05 6627012 12550352 3395348 20.74 170504 5760280 3534084 20.29 1591296 7611864 5628 Average: 7979464 12765004 3186898 19.46 148952 4700084 3397486 19.50 1141382 6779498 3008 02:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:05 lo 53.00 53.00 12.95 12.95 0.00 0.00 0.00 0.00 02:50:05 ens3 10.22 7.79 8.76 2.62 0.00 0.00 0.00 0.00 02:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:05 lo 2518.41 2518.41 2417.80 2417.80 0.00 0.00 0.00 0.00 03:00:05 ens3 77.39 60.14 502.33 14.81 0.00 0.00 0.00 0.00 03:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1284.98 1284.98 1214.66 1214.66 0.00 0.00 0.00 0.00 Average: ens3 43.79 33.95 255.39 8.71 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-37695) 08/15/26 _x86_64_ (4 CPU) 02:34:15 LINUX RESTART (4 CPU) 02:40:05 CPU %user %nice %system %iowait %steal %idle 02:50:05 all 20.69 0.00 0.96 0.08 0.09 78.18 02:50:05 0 20.42 0.00 0.95 0.10 0.09 78.44 02:50:05 1 20.47 0.00 1.05 0.05 0.09 78.34 02:50:05 2 20.70 0.00 0.98 0.13 0.09 78.10 02:50:05 3 21.18 0.00 0.88 0.03 0.09 77.82 03:00:05 all 51.50 0.00 2.63 0.29 0.09 45.49 03:00:05 0 48.67 0.00 2.67 0.84 0.09 47.72 03:00:05 1 50.54 0.00 2.42 0.09 0.09 46.85 03:00:05 2 55.83 0.00 2.80 0.14 0.09 41.15 03:00:05 3 50.94 0.00 2.64 0.07 0.09 46.25 Average: all 36.08 0.00 1.80 0.18 0.09 61.85 Average: 0 34.53 0.00 1.81 0.47 0.09 63.10 Average: 1 35.49 0.00 1.73 0.07 0.09 62.61 Average: 2 38.24 0.00 1.89 0.13 0.09 59.65 Average: 3 36.05 0.00 1.76 0.05 0.09 62.05